Harborside, ME Weather Forecast
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Harborside Weather Forecast
| REST OF TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
| Sunny | Clear | Sunny | Clear | Partly Sunny | Chance of Showers | Patchy Fog | Partly Cloudy | Partly Sunny | Partly Cloudy | Sunny | Mostly Clear |
| Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1013 AM EDT Fri Sep 18 2026 

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Issued: 1014 AM EDT Fri Sep 18 2026
Key Messages
1) Gusty winds from the northwest during the day Friday could lead to isolated power outages.
2) Potential for patchy frost Saturday night across the north.
Discussion
... KEY MESSAGE 1...Gusty winds from the northwest during the day Friday could lead to isolated power outages.
KEY MESSAGE 1 DESCRIPTION... Cooler air moving in, with a strong pressure gradient, will lead to gusty winds over land during the day Friday. Anticipating max gusts 30-40 mph, with the greatest threat across North...
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